./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:22:16,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:22:16,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:22:16,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:22:16,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:22:16,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:22:16,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:22:16,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:22:16,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:22:16,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:22:16,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:22:16,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:22:16,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:22:16,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:22:16,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:22:16,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:22:16,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:22:16,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:22:16,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:22:16,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:22:16,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:22:16,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:22:16,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:22:16,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:22:16,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:22:16,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:22:16,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:22:16,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:22:16,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:22:16,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:22:16,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:22:16,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:22:16,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:22:16,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:22:16,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:22:16,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:22:16,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:22:16,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:22:16,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:22:16,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:22:16,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:22:16,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-23 14:22:16,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:22:16,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:22:16,425 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:22:16,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:22:16,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:22:16,430 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:22:16,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:22:16,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:22:16,431 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:22:16,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:22:16,433 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:22:16,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:22:16,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:22:16,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:22:16,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:22:16,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:22:16,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:22:16,434 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:22:16,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:22:16,435 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:22:16,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:22:16,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:22:16,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:22:16,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:22:16,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:22:16,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:22:16,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:22:16,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:22:16,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:22:16,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:22:16,439 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:22:16,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:22:16,440 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:22:16,440 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:22:16,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:22:16,440 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:22:16,441 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:22:16,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f [2021-11-23 14:22:16,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:22:16,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:22:16,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:22:16,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:22:16,719 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:22:16,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2021-11-23 14:22:16,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/data/06ffced11/63d91c40f17f4558874777f96a1cf8a8/FLAG0438159e2 [2021-11-23 14:22:17,434 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:22:17,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2021-11-23 14:22:17,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/data/06ffced11/63d91c40f17f4558874777f96a1cf8a8/FLAG0438159e2 [2021-11-23 14:22:17,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/data/06ffced11/63d91c40f17f4558874777f96a1cf8a8 [2021-11-23 14:22:17,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:22:17,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:22:17,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:22:17,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:22:17,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:22:17,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:17" (1/1) ... [2021-11-23 14:22:17,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfe5e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:17, skipping insertion in model container [2021-11-23 14:22:17,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:17" (1/1) ... [2021-11-23 14:22:17,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:22:17,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:22:18,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i[41323,41336] [2021-11-23 14:22:18,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:22:18,318 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:22:18,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i[41323,41336] [2021-11-23 14:22:18,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:22:18,457 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:22:18,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18 WrapperNode [2021-11-23 14:22:18,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:22:18,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:22:18,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:22:18,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:22:18,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,532 INFO L137 Inliner]: procedures = 271, calls = 40, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 244 [2021-11-23 14:22:18,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:22:18,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:22:18,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:22:18,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:22:18,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:22:18,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:22:18,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:22:18,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:22:18,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (1/1) ... [2021-11-23 14:22:18,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:22:18,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:18,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:22:18,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:22:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:22:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:22:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 14:22:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:22:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 14:22:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:22:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 14:22:18,663 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 14:22:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:22:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:22:18,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:22:18,665 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:22:18,839 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:22:18,843 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:22:19,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:22:19,284 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:22:19,289 INFO L301 CfgBuilder]: Removed 35 assume(true) statements. [2021-11-23 14:22:19,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:19 BoogieIcfgContainer [2021-11-23 14:22:19,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:22:19,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:22:19,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:22:19,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:22:19,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:17" (1/3) ... [2021-11-23 14:22:19,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70844d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:19, skipping insertion in model container [2021-11-23 14:22:19,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18" (2/3) ... [2021-11-23 14:22:19,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70844d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:19, skipping insertion in model container [2021-11-23 14:22:19,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:19" (3/3) ... [2021-11-23 14:22:19,303 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_71-funloop_racing.i [2021-11-23 14:22:19,313 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:22:19,313 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:22:19,313 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 14:22:19,313 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:22:19,376 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,377 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,377 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,377 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,378 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,378 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,378 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,378 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,379 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,379 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,379 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,380 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,382 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,383 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,383 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,384 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,384 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,384 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,385 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,386 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,386 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:19,463 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-23 14:22:19,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-23 14:22:19,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:19,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-23 14:22:19,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-23 14:22:19,573 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-23 14:22:19,580 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:22:19,581 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 14:22:20,025 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:20,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:20,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1336278644, now seen corresponding path program 1 times [2021-11-23 14:22:20,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:20,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899257051] [2021-11-23 14:22:20,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:20,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 14:22:20,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:20,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899257051] [2021-11-23 14:22:20,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899257051] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:20,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:20,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:22:20,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256326030] [2021-11-23 14:22:20,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:20,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 14:22:20,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:20,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 14:22:20,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:22:20,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,335 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:20,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:20,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:22:20,406 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:20,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:20,410 INFO L85 PathProgramCache]: Analyzing trace with hash 502821462, now seen corresponding path program 1 times [2021-11-23 14:22:20,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:20,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122038257] [2021-11-23 14:22:20,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:20,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 14:22:20,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:20,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122038257] [2021-11-23 14:22:20,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122038257] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:20,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:20,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 14:22:20,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931780060] [2021-11-23 14:22:20,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:20,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:22:20,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:20,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:22:20,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:22:20,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,587 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:20,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:20,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:20,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:20,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:22:20,626 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:20,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:20,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1730868994, now seen corresponding path program 1 times [2021-11-23 14:22:20,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:20,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231751675] [2021-11-23 14:22:20,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:20,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:20,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 14:22:20,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:20,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231751675] [2021-11-23 14:22:20,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231751675] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:20,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511272863] [2021-11-23 14:22:20,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:20,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:20,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:20,752 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:20,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 14:22:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:20,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 14:22:20,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:21,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 14:22:21,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 14:22:21,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511272863] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:21,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 14:22:21,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-23 14:22:21,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013556871] [2021-11-23 14:22:21,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:21,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:22:21,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:21,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:22:21,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,200 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:21,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:21,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:21,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:21,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 14:22:21,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:21,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:21,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:21,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1589223575, now seen corresponding path program 1 times [2021-11-23 14:22:21,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:21,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500757367] [2021-11-23 14:22:21,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:21,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:21,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:21,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500757367] [2021-11-23 14:22:21,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500757367] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:21,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541619630] [2021-11-23 14:22:21,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:21,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:21,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:21,731 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:21,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 14:22:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:21,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 14:22:21,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 14:22:22,284 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 14:22:22,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541619630] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:22,285 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 14:22:22,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-23 14:22:22,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511820816] [2021-11-23 14:22:22,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:22,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:22:22,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:22,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:22:22,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:22,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,287 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:22,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:22,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:22,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:22,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:22,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:22,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:22,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 14:22:22,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-23 14:22:22,544 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:22,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:22,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1658260037, now seen corresponding path program 1 times [2021-11-23 14:22:22,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:22,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849449884] [2021-11-23 14:22:22,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:22,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:22,610 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:22,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:22,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849449884] [2021-11-23 14:22:22,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849449884] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:22,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284721870] [2021-11-23 14:22:22,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:22,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:22,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:22,612 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:22,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 14:22:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:22,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 14:22:22,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:23,120 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:23,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:22:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:23,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284721870] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:22:23,535 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:22:23,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-23 14:22:23,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998771894] [2021-11-23 14:22:23,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:22:23,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 14:22:23,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:23,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 14:22:23,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-23 14:22:23,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:23,538 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:23,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.0) internal successors, (170), 10 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:23,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:23,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:23,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 14:22:23,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:23,868 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:23,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:23,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1814795717, now seen corresponding path program 2 times [2021-11-23 14:22:23,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:23,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920330152] [2021-11-23 14:22:23,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:23,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 14:22:23,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:23,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920330152] [2021-11-23 14:22:23,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920330152] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:23,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966537571] [2021-11-23 14:22:23,943 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 14:22:23,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:23,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:23,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:23,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 14:22:24,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 14:22:24,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 14:22:24,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 14:22:24,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:24,465 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:22:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 14:22:24,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1966537571] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:22:24,921 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:22:24,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2021-11-23 14:22:24,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497981277] [2021-11-23 14:22:24,922 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:22:24,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-23 14:22:24,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:24,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-23 14:22:24,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2021-11-23 14:22:24,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:24,926 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:24,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 11.368421052631579) internal successors, (216), 19 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:24,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:24,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:24,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:24,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:24,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:24,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:25,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:25,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 14:22:25,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:25,431 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:25,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:25,432 INFO L85 PathProgramCache]: Analyzing trace with hash -244521846, now seen corresponding path program 1 times [2021-11-23 14:22:25,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:25,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123361198] [2021-11-23 14:22:25,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:25,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 14:22:25,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:25,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123361198] [2021-11-23 14:22:25,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123361198] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:25,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611986185] [2021-11-23 14:22:25,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:25,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:25,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:25,607 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:25,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 14:22:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:25,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 14:22:25,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 14:22:25,883 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:22:26,150 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 14:22:26,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [611986185] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:22:26,150 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:22:26,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-23 14:22:26,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406700798] [2021-11-23 14:22:26,151 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:22:26,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-23 14:22:26,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:26,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-23 14:22:26,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-23 14:22:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:26,153 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:26,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.869565217391305) internal successors, (112), 23 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:26,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:26,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-23 14:22:26,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 14:22:26,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 14:22:26,734 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:22:26,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:26,734 INFO L85 PathProgramCache]: Analyzing trace with hash -485576482, now seen corresponding path program 2 times [2021-11-23 14:22:26,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:26,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099901843] [2021-11-23 14:22:26,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:26,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:22:27,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:27,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099901843] [2021-11-23 14:22:27,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099901843] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:22:27,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311156778] [2021-11-23 14:22:27,349 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 14:22:27,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:22:27,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:27,350 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:22:27,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 14:22:27,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 14:22:27,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 14:22:27,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 14:22:27,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:22:27,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 14:22:27,986 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 14:22:27,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 14:22:28,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-23 14:22:28,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-23 14:22:28,250 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-23 14:22:28,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-23 14:22:28,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-23 14:22:28,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 14:22:28,391 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:22:28,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:22:33,266 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_#t~pre44#1| Int) (|t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 0)) is different from false [2021-11-23 14:22:34,067 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_#t~pre44#1| Int) (|t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)) |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 0)) is different from false [2021-11-23 14:22:35,103 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_#t~pre44#1| Int) (|t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)) |c_~#cache~0.base|) |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 0)) is different from false [2021-11-23 14:22:37,180 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_#t~pre44#1| Int) (|v_ULTIMATE.start_main_#t~pre44#1_16| Int) (|t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| Int) (|v_ULTIMATE.start_main_~i~3#1_15| Int) (|ULTIMATE.start_main_~i~3#1| Int) (|ULTIMATE.start_main_~#t_ids~0#1.offset| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|) (+ |ULTIMATE.start_main_~#t_ids~0#1.offset| (* |v_ULTIMATE.start_main_~i~3#1_15| 4)) |v_ULTIMATE.start_main_#t~pre44#1_16|)) |c_~#cache~0.base|) |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 0)) is different from false [2021-11-23 14:22:38,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2021-11-23 14:22:38,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 134 [2021-11-23 14:22:40,358 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-11-23 14:22:40,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2021-11-23 14:22:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 5 not checked. [2021-11-23 14:22:40,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311156778] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:22:40,380 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:22:40,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 13] total 31 [2021-11-23 14:22:40,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915199416] [2021-11-23 14:22:40,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:22:40,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-23 14:22:40,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:40,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-23 14:22:40,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=610, Unknown=7, NotChecked=212, Total=930 [2021-11-23 14:22:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:40,382 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:40,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.645161290322581) internal successors, (175), 31 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:40,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-23 14:22:40,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:23:12,889 WARN L227 SmtUtils]: Spent 32.41s on a formula simplification. DAG size of input: 40 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:23:17,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:23:17,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-23 14:23:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 14:23:17,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 14:23:17,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:23:17,953 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:23:17,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:23:17,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1597425899, now seen corresponding path program 1 times [2021-11-23 14:23:17,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:23:17,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043955975] [2021-11-23 14:23:17,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:23:17,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:23:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:23:20,877 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:23:20,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:23:20,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043955975] [2021-11-23 14:23:20,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043955975] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:23:20,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217893572] [2021-11-23 14:23:20,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:23:20,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:23:20,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:23:20,880 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:23:20,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 14:23:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:23:21,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 14:23:21,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:23:21,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 14:23:21,564 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 14:23:21,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 14:23:21,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-23 14:23:21,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-23 14:23:21,970 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-23 14:23:21,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-23 14:23:21,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-23 14:23:22,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-11-23 14:23:22,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-23 14:23:50,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48 [2021-11-23 14:23:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:23:50,752 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:24:02,100 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int)) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |c_t_funThread1of1ForFork0_~i~0#1| 2)) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0))) is different from false [2021-11-23 14:24:04,607 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (or (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)))) |c_~#cache~0.base|) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |c_t_funThread1of1ForFork0_~i~0#1| 2)))) is different from false [2021-11-23 14:24:06,994 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (or (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)))) |c_~#cache~0.base|) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0) (< |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43|) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |c_t_funThread1of1ForFork0_~i~0#1| 2)))) is different from false [2021-11-23 14:24:09,233 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| Int) (|~#cache~0.offset| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (or (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 3)) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)) |c_~#cache~0.base|) (+ |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 28) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 1) (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)) (+ (- 1) |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 0))) is different from false [2021-11-23 14:24:12,181 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| Int) (|v_ULTIMATE.start_main_#t~pre44#1_21| Int) (|~#cache~0.offset| Int) (|ULTIMATE.start_main_~i~3#1| Int) (|ULTIMATE.start_main_~#t_ids~0#1.offset| Int) (|v_ULTIMATE.start_main_~i~3#1_19| Int)) (or (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 3)) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|) (+ |ULTIMATE.start_main_~#t_ids~0#1.offset| (* |v_ULTIMATE.start_main_~i~3#1_19| 4)) |v_ULTIMATE.start_main_#t~pre44#1_21|)) |c_~#cache~0.base|) (+ |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 28) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 1) (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)) (+ (- 1) |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_43_113| 0))) is different from false [2021-11-23 14:24:20,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 180 [2021-11-23 14:24:20,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1412 treesize of output 1372 [2021-11-23 14:24:22,932 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-11-23 14:24:22,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2021-11-23 14:24:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 14 not checked. [2021-11-23 14:24:22,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217893572] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:24:22,953 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:24:22,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18, 18] total 48 [2021-11-23 14:24:22,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338118908] [2021-11-23 14:24:22,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:24:22,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-11-23 14:24:22,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:24:22,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-11-23 14:24:22,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1592, Unknown=26, NotChecked=430, Total=2256 [2021-11-23 14:24:22,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:24:22,957 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:24:22,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.583333333333333) internal successors, (268), 48 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:24:22,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:24:22,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-23 14:24:22,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:25:30,003 WARN L227 SmtUtils]: Spent 13.93s on a formula simplification. DAG size of input: 92 DAG size of output: 36 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:25:32,152 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|)) (.cse0 ((as const (Array Int Int)) 0))) (let ((.cse3 (@diff .cse4 .cse0))) (let ((.cse1 (store .cse4 .cse3 0))) (let ((.cse2 (@diff .cse1 .cse0))) (and (<= |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ |c_~#cache~0.offset| (* 28 |c_t_funThread1of1ForFork0_~i~0#1|))) (= .cse0 (store .cse1 .cse2 0)) (= |c_~#cache~0.base| 4) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (= |c_~#cache~0.offset| 0) (or (<= .cse3 4) (= .cse0 .cse4)) (or (= .cse0 .cse1) (<= .cse2 4)) (= (select |c_#valid| 4) 1) (= |c_t_funThread1of1ForFork0_~i~0#1| 0) (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| Int)) (= (store ((as const (Array Int Int)) 0) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| 1)) (select |c_#memory_int| |c_~#cache~0.base|))) (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int)) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |c_t_funThread1of1ForFork0_~i~0#1| 2)) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0)))))))) is different from false [2021-11-23 14:25:33,673 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 0)) (.cse0 ((as const (Array Int Int)) 0))) (let ((.cse3 (@diff .cse4 .cse0))) (let ((.cse1 (store .cse4 .cse3 0))) (let ((.cse2 (@diff .cse1 .cse0))) (and (= .cse0 (store .cse1 .cse2 0)) (<= |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ |c_~#cache~0.offset| (* 28 |c_t_funThread1of1ForFork0_~i~0#1|))) (= |c_~#cache~0.base| 4) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (or (<= .cse3 4) (= .cse0 .cse4)) (= |c_~#cache~0.offset| 0) (= |c_t_funThread1of1ForFork0_~i~0#1| 0) (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| Int)) (= (store ((as const (Array Int Int)) 0) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| 1)) (select |c_#memory_int| |c_~#cache~0.base|))) (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| Int)) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117|) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (+ |c_t_funThread1of1ForFork0_~i~0#1| 2)) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| 28) (* |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_41_117| (- 1)))) 0))) (or (<= .cse2 4) (= .cse0 .cse1))))))) is different from false [2021-11-23 14:26:14,637 WARN L227 SmtUtils]: Spent 5.89s on a formula simplification. DAG size of input: 74 DAG size of output: 46 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:26:28,286 WARN L227 SmtUtils]: Spent 11.51s on a formula simplification. DAG size of input: 80 DAG size of output: 52 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:26:28,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:26:28,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:26:28,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 14:26:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-23 14:26:28,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-23 14:26:28,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:26:28,547 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:26:28,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:26:28,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1564959112, now seen corresponding path program 2 times [2021-11-23 14:26:28,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:26:28,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150842957] [2021-11-23 14:26:28,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:26:28,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:26:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:26:37,028 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:26:37,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:26:37,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150842957] [2021-11-23 14:26:37,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150842957] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:26:37,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217446434] [2021-11-23 14:26:37,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 14:26:37,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:26:37,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:26:37,031 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:26:37,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76079789-b0fa-4b69-9e04-57fa1af076a1/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-23 14:26:37,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 14:26:37,126 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 14:26:37,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 14:26:37,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:26:37,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 14:26:37,668 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 14:26:37,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 14:26:37,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-23 14:26:37,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-23 14:26:38,050 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-23 14:26:38,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-23 14:26:38,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-23 14:26:38,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-11-23 14:26:39,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-23 14:27:22,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 38 [2021-11-23 14:27:38,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:27:38,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 50 [2021-11-23 14:29:23,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48 [2021-11-23 14:29:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 4 proven. 32 refuted. 23 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-23 14:29:23,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:29:29,871 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_~i~0#1_37| Int)) (or (< |v_t_funThread1of1ForFork0_~i~0#1_37| (+ |c_t_funThread1of1ForFork0_#t~post41#1| 1)) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| Int)) (or (< |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| (+ |c_~#cache~0.offset| (* 28 |v_t_funThread1of1ForFork0_~i~0#1_37|))) (= (select (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46|) 0))))) is different from false [2021-11-23 14:29:31,917 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_~i~0#1_37| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| Int)) (or (< |v_t_funThread1of1ForFork0_~i~0#1_37| (+ |c_t_funThread1of1ForFork0_~i~0#1| 1)) (< |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| (+ |c_~#cache~0.offset| (* 28 |v_t_funThread1of1ForFork0_~i~0#1_37|))) (= (select (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46|) 0))) is different from false [2021-11-23 14:29:34,119 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|v_t_funThread1of1ForFork0_~i~0#1_37| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| Int)) (or (< |v_t_funThread1of1ForFork0_~i~0#1_37| (+ |c_t_funThread1of1ForFork0_~i~0#1| 1)) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46|) 0) (< |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| (+ |c_~#cache~0.offset| (* 28 |v_t_funThread1of1ForFork0_~i~0#1_37|))))) is different from false [2021-11-23 14:29:36,724 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48| Int) (|v_t_funThread1of1ForFork0_~i~0#1_37| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| Int)) (or (< |v_t_funThread1of1ForFork0_~i~0#1_37| (+ |c_t_funThread1of1ForFork0_~i~0#1| 1)) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46|) 0) (< |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48|) (< |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| (+ |c_~#cache~0.offset| (* 28 |v_t_funThread1of1ForFork0_~i~0#1_37|))))) is different from false [2021-11-23 14:29:38,266 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48| Int) (|v_t_funThread1of1ForFork0_~i~0#1_37| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| Int)) (or (< |v_t_funThread1of1ForFork0_~i~0#1_37| (+ |c_t_funThread1of1ForFork0_~i~0#1| 1)) (< (+ |c_~#cache~0.offset| (* 28 |c_t_funThread1of1ForFork0_~i~0#1|)) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48|) (= (select (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46|) 0) (< |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46| (+ |c_~#cache~0.offset| (* 28 |v_t_funThread1of1ForFork0_~i~0#1_37|))))) is different from false [2021-11-23 14:29:40,729 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| Int) (|aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int)) (let ((.cse1 (* 28 |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|)) (.cse0 (+ |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (* 28 |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117|)))) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113|) (< |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (+ 3 |c_t_funThread1of1ForFork0_#t~post41#1|)) (= (select (store (select |c_#memory_int| |c_~#cache~0.base|) (+ |c_~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 28) 1) (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 28) (* |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (- 1)))) 0) (< .cse0 .cse1) (<= 28 |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|) (< |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 3)) (<= (+ .cse1 28) .cse0)))) is different from false [2021-11-23 14:29:42,884 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| Int) (|aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int)) (let ((.cse1 (* 28 |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|)) (.cse0 (+ |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (* 28 |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117|)))) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113|) (= (select (store (select |c_#memory_int| |c_~#cache~0.base|) (+ |c_~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 28) 1) (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 28) (* |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (- 1)))) 0) (< .cse0 .cse1) (< |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (+ |c_t_funThread1of1ForFork0_~i~0#1| 3)) (<= 28 |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|) (< |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 3)) (<= (+ .cse1 28) .cse0)))) is different from false [2021-11-23 14:29:43,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:29:45,901 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| Int) (|aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int)) (let ((.cse1 (* 28 |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|)) (.cse0 (+ |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (* 28 |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117|)))) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113|) (< .cse0 .cse1) (< |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (+ |c_t_funThread1of1ForFork0_~i~0#1| 3)) (= (select (store (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|))) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 28) 1) (+ (- 1) |v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42|)) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 28) (* |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (- 1)))) 0) (<= 28 |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|) (< |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 3)) (<= (+ .cse1 28) .cse0)))) is different from false [2021-11-23 14:29:50,633 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| Int) (|aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (let ((.cse1 (* 28 |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|)) (.cse0 (+ |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (* 28 |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117|)))) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113|) (< .cse0 .cse1) (< |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (+ |c_t_funThread1of1ForFork0_~i~0#1| 3)) (<= 28 |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|) (< |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 3)) (= (select (store (select (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)))) (store .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)))) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 28) 1) (+ (- 1) |v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42|)) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 28) (* |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (- 1)))) 0) (<= (+ .cse1 28) .cse0)))) is different from false [2021-11-23 14:29:53,476 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_50| Int) (|t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| Int) (|aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| Int) (|aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| Int) (|ULTIMATE.start_main_#t~pre44#1| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| Int) (|ULTIMATE.start_main_~i~3#1| Int)) (let ((.cse1 (* 28 |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|)) (.cse0 (+ |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (* 28 |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117|)))) (or (<= 28 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113|) (< .cse0 .cse1) (= (select (store (select (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base|) (+ |c_ULTIMATE.start_main_~#t_ids~0#1.offset| (* |ULTIMATE.start_main_~i~3#1| 4)) |ULTIMATE.start_main_#t~pre44#1|)))) (store .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_50| (+ (- 1) |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1|)))) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 28) 1) (+ (- 1) |v_t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1_42|)) (+ (- 1) |c_~#cache~0.offset| (* |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 28) (* |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (- 1)))) 0) (< |aux_div_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| (+ |c_t_funThread1of1ForFork0_~i~0#1| 3)) (< |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_50|) (<= 28 |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183|) (< |aux_mod_aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117_183| 0) (< |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_46_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_48_113| 3)) (<= (+ .cse1 28) .cse0)))) is different from false